马兜铃因其果实如挂于马颈下的响铃而得其名。该中药始载于《开宝本草》,历代本草中多有记载。马兜铃原植物为北马兜铃或马兜铃,多年生的缠绕性草本植物。喜光,稍耐阴,喜砂质土壤,耐寒。主产于华北、华南等地区。马兜铃为其干燥成熟果实。秋季果实由绿变黄时采收,晒干即可入药。其炮制品种还有蜜马兜铃,可清肺化痰,止咳平喘。马兜铃药性苦,微寒。归肺经、大肠经。清肺降气,止咳平喘, Aristolochyus is named for its fruit, such as a bell hanging under a horse’s neck. The Chinese medicine is contained in “Kai Bao Materia Medica”, there are many records in ancient Chinese medicine. Aristolochia original plants for the Northern Aristolochia or Aristolochia, perennial winding herb. Hi light, slightly shade-resistant, hi sandy soil, hardy. The main production in North China, South China and other regions. Aristolochia dry its mature fruit. Autumn fruit harvest from green to yellow, dried to medicine. There are varieties of its processing honey Ma Bell, Qingfei phlegm, cough and asthma. Aristolochic drug-bitter, slightly cold. To the lung, large intestine. Qingfei gas, cough and asthma,